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Panasonic Electric Works Fire & Security Technology Europe AB 

 

Jungmansgatan 12, SE-211 19 Malmö, Sweden 

Tel: +46 (0)40 697 70 00 • Fax: +46 (0)40 697 70 99 

[email protected] • www.panasonic-fire-security.com 

 

Fire alarm systems 

Addressable 

sounder base 

3378 

 

High or low sound output 

 

Three different tones and priority levels 

 

Connected directly on the COM loop 

General 

3378 consists of an analog base (a modified 
3312) mounted together with a sounder, 
which gives an ultra slim profile.  Two 
flying leads from the sounder are plugged 
into two flying leads from the base.  The 
base is thereafter mounted on the sounder in 
the ceiling, so that the detector can be 
plugged in the base.  The base is connected 
directly to the COM loop like the base 3312. 

High or low sound output 

The volume is selected via a jumper in the 
sounder  (high or low sound output).  

Tones 

Three tones are available: 

 

Continuous 510 Hz 

 

Pulsed (Intermittent) 510 Hz, 
0.5s / 0.5s 

 

Two-tone (Alternating) 510/610 Hz, 
0.25s / 0.25s 

Priority levels 

Three priority levels are available in system 
EBL512 and two in system EBL128.  For 
each level an output control expression and a 
tone is programmed (via Win512 / Win 
128).  The sounder can, for example, be used 
for pre-warning, fire alarm and general fire 
alarm with a different tone for each type of 
alarm. 

Address & Mode setting 

For COM loop address setting, the address 
setting tool 3314 is used.  The sounder has 
one address and the detector plugged in the 
base has one address.  There are two address 
labels where the address respectively can be 
written.  

  

3314 is also used to set the mode: 

 

NORMAL

 mode:  3378 (3378 in 

Win512 / Win128). 

 

2330

 mode:  Can not be used. 

 

2312

 mode:  Can not be used. 

Miscellaneous 

The address setting tool 3314 is connected to 
the COM loop terminals (SA / SB) to set the 
sounder's COM loop address.  The detector's 
COM loop address is set in the detector. 

3378 is power supplied via the COM loop, 
i.e. the number of sounder bases is 
depending on the other units connected to 
the same COM loop. 

Two 8 mm spacers are supplied for easier 
access of surface mounted cables to the unit. 

Product applications 

Used in the systems 

EBL512

 (SW version > 

2.2) and 

EBL128

 when a sounder is 

required in the same room as a detector (e.g. 
a hotel room).  The sounder base is intended 
for indoor use and in dry premises.   

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